(legacy) add missing dependency, source crashreport

PHP Fatal error:  Call to undefined function system_hosts_generate() in /usr/local/etc/inc/interfaces.inc on line 3129

src/etc/rc.initial.setlanip

@@ -39,6 +39,7 @@ require_once("util.inc");
 require_once("pfsense-utils.inc");
 require_once("services.inc");
 require_once("unbound.inc");
+require_once("system.inc");
 
 $options = getopt("hn", array("dry-run", "help"));